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Stainless Steel Header Flanges
Our American made stainless header flanges are precision laser cut from .375 stainless to our exacting specifications. We carry over 250 different header flanges designs. Many of the popular models come in optional primary tube port sizes. They come pre-surfaced and ready for your header building project. If you don't see the flange your looking for, talk with one of our tech reps about custom header flange cutting.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the small block Chevy 18 degree head.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Ford 5.0 Coyote engines.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Third Gen Dodge Viper SRT-10 engines.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Brodix B1BA SB Mopar heads. This flange has a rectangle port with 1.450" by 1.750" dimensions.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the GM 4.3L V6
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the GM 4.3L V6
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Toyota 2JZGTE engine
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Cadillac 500 engines.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Honda Acura K Series engines
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Honda F20C and F22C1 engines.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the GM 2.3L Quad 4 engines.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Ford 260-351 Windsor engines. This flange has a rectangle port with 2" bolt spacing, and is designed to be used with a 1 5/8" or 1 3/4" primary tube.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Toyota 7M-GTE engines
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the small block Mopar 273-360 engines
These precision laser cut 3/8" thick 304 stainless header flanges are manufactured in the U.S.A. and are machine surfaced. These flanges have a rectangle port with 1.750" by 1.625" dimensions. They fit the small block Ford 302-351W Edelbrock Victor Heads with 2 1/2" bolt spacing.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S.A and are machine surfaced. These header flanges are specifically made for the small block Ford with Yates SVO heads. This flange has a rectangle port with 1.875" by 1.700" dimensions.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S.A. and are machine surfaced. These header flanges are specifically made for the Ford FE 427 High Rise Engines. This flange has a rectangle port dimension of 1.325" by 2.250". This flange will fit all Ford FE engines with the high rise port design.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S.A and are machine surfaced. These header flanges are specifically made for the Ford FE 390, 406, 428 low rise port engines, and has the "low rise" ports shuffled to the lower side of the flange. This flange has a rectangle port dimension of 1.500" by 2.000". This flange will fit all Ford FE engines with the standard, low rise, port design.
These precision laser cut 3/8" thick 304 stainless header flanges are manufactured in the U.S. and are machine surfaced. Sold separately. These flanges fit Ford Z304 and AFR Head with the 2" and 3" bolt spacing.
These flanges fit Ford Z304 and AFR Head with the 3" bolt spacing.
This precision laser cut Small Block Chevy header flange is cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Small Block Chevy head.
This precision laser cut Chevy LS header flange is cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Chevy LS head and has a round port.
This precision laser cut Big Block Chevy Square Port header flange is cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Big Block Chevy Square Port head.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the 2.2L EcoTec engine.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Big Block Chevy head.
We carry over 250 different header flange designs, so if you don't see the flange your looking for, talk with one of our tech reps about custom header flange cutting.
Flanges Sold Separately
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Chevy 4.3L V6 head.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Chevy 3.4 Liter V6 head.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. This header flange fits a variation of GM 4.2L applications: Rainier, Trail Blazer, Colorado, Envoy, Hummer, Ascender and Saab 9-7X.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Aston Martin V-8 4.3L/4.7L engine.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Aston Martin V-12 6.0L engine.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the 304-401 c.i. AMC V8 engines.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the BMW I-6 M50 engine, lovingly called the "Big Six".
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the BMW I-6 SOHC M30 engines.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the BMW S50 B30 I-6 engines.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Ferrari 430 engines.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Ferrari 458 engines.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Oldsmobile 455 engines
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Audi RS6 4.2L engine.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These Buick Nailhead header flanges are sold as a single flange, requires 2 flanges per head.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Jeep 3.8L V6 engines.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the 1999-2003 Mazda Protege, 1.3L-2.0L I-4 engines.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Big Block Mopar engines with a rectangular port.
Port Size: 2.010"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Big Block Mopar engines with a stock rectangular port.
Port Size: 1.910"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Big Block Mopar engines with a large, 2 1/8" rectangular port.
Port Size: 2.138"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Big Block Mopar engines with a large "D"-port.
Port Size: 1.855"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Big Block Mopar engines with an oval port.
Port Size: 1.809"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the W2 Hemi engines.
Port Size: 1.915"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Early Dodge Hemi engines.
Port Size: 1.957"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the FHO 426-604 c.i. Hemi engines.
Port Size: 1.977"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the left bank of the 5.7L Hemi engines.
Port Size: 1.696"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the right bank of the 5.7L Hemi engines.
Port Size: 1.696"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the 6.1L Hemi engines.
Port Size: 2.000"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the 1st and 2nd Gen Dodge Viper 8.0L engines. This flange fits engines used in production years 1992-2002, for the Dodge Viper.
Port Size: 1.747"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the 1st, 2nd, and 3rd Gen Dodge Viper 8.0L and 8.3L engines. This flange fits engines used in production years 1992-2007, for the Dodge Viper.
Port Size: 1.749"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Chrysler B1 engines.
Port Size: 2.390"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Mopar Pro-Stock drag racing DPS 2.0 engines.
Port Size: 2.374"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Dodge 5.9L 24 valve engines.
Port Size: 1.880"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the 1stgen (1984-1998) Dodge 5.9L 12 valve engines.
Port Size: 1.648"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the LEFT bank of the Chyrsler 4.7L V8, as well as the 4.7L H.O. engines.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Oldsmobile 303, "Rocket 88" engines of the 1950's.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the 4-cylinder engine of the Saturn SC2 from 1991-1999.
Port Size: 1.970"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the 4-cylinder engine of all Toyota 4A-GE models, 1st, 2nd, and 3rd generation.
Port Size: 1.311" Round Port
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the V-6 Fireball engine made by Buick in 195, 225, and 231 cubic inch blocks from 1962-1981.
Port Size: 1 .551"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Stage II and Stage IV V-8 engine made by Buick specially for the GSX in 1970.
Port Size: 2.015"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Buick 455 c.i. engine.
Port Size: 1.904"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Ford 2.3L I-4 used from 1995-2006.
Port Size: 1.500", 1.750"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Ford 427 "Cammer" SOHC performance engine used from 1963-1967 .
Port Size: 2.300"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Ford Boss 429 Mustang used in 1969 &1970.
Port Size: 2.221"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Ford 4.6L Modular motor found on a variety of Ford trucks, vans, and Mustangs from 1991-2012.
Port Size: 1.936"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Ford Triton V-10 engine used in the heavy-duty Ford trucks and vans from 1997-2010.
Port Size: 1.615"
These precision laser cut 3/8" thick 304 stainless header flanges are manufactured in the U.S. and are machine surfaced. These flanges fit the small block Ford 302-351W AFR 220cc Renegade Race Heads with 3" bolt spacing.
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the small block Ford with Roush/Yates D3 heads.
Port Size: 2.000"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the small block Ford Jon Kaase Racing Boss 9 heads.
Port Size: 2.147"
Precision laser cut from 3/8" thick 304 stainless, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for all big block Ford engines with 385-series heads from 1968-1997, with the exception of the Cobra Jet models.
Port Size: 1.868"
Precision laser cut from 3/8" thick 304 Stainless steel, our header flanges are manufactured in the U.S. and are machine surfaced.
Port Size: 2.341"
